Determine Whether the Given Proposition Is a Logical Truth or Not

Multiple Choice

determine whether the given proposition is a logical truth or not. If it is not a logical truth, select a false valuation.
-[(P $\lor$ Q) ⊃ (R • ∼S) ] ⊃ [(P $\lor$ R) ⊃ S]

A) Logical truth
B) Not a logical truth. False valuation when P, Q, R, and S are true
C) Not a logical truth. False valuation when P and S are true and Q and R are false
D) Not a logical truth. False valuation when P, Q, and R are true and S is false
E) Not a logical truth. False valuation when P is true and Q, R, and S are false